package com.learn.designPatterns.behavioral.command;

/**
 * @classname:
 * @Description:
 * @author: yfpu
 * @Date: 2018-09-12 19:54
 */
public class Light {

    public void on() {
        System.out.println("light is on");
    }

    public void off() {
        System.out.println("light is off");
    }
}
